Exemplo n.º 1
0
        // This is the method that the MailManager will call
        // when a new e-mail message arrives
        private void SendMsgToPager(Object sender, NewMailEventArgs e)
        {
            // 'sender' identifies the MailManager in case we want to communicate back to it.
            // 'e' identifies the additional event information that the MailManager wants to give us.

            // Normally, the code here would send the e-mail message to a pager.
            // This test implementation displays the info on the console
            Console.WriteLine("Sending mail message to pager:");
            Console.WriteLine("   From={0}, To={1}, Subject={2}", e.From, e.To, e.Subject);
        }
Exemplo n.º 2
0
        // Step #4: Define a method that translates the
        // input into the desired event
        public void SimulateNewMail(String from, String to, String subject)
        {
            // Construct an object to hold the information we wish
            // to pass to the receivers of our notification
            NewMailEventArgs e = new NewMailEventArgs(from, to, subject);

            // Call our virtual method notifying our object that the event
            // occurred. If no type overrides this method, our object will
            // notify all the objects that registered interest in the event
            OnNewMail(e);
        }
Exemplo n.º 3
0
        // This is the method the MailManager will call
        // when a new e-mail message arrives
        private void FaxMsg(Object sender, NewMailEventArgs e)
        {
            // 'sender' identifies the MailManager object in case
            // we want to communicate back to it.

            // 'e' identifies the additional event information
            // the MailManager wants to give us.

            // Normally, the code here would fax the e-mail message.
            // This test implementation displays the info in the console
            Console.WriteLine("Faxing mail message:");
            Console.WriteLine("   From={0}, To={1}, Subject={2}",
                              e.From, e.To, e.Subject);
        }
Exemplo n.º 4
0
        // Step #3: Define a method responsible for raising the event
        // to notify registered objects that the event has occurred
        // If this class is sealed, make this method private and nonvirtual
        protected virtual void OnNewMail(NewMailEventArgs e)
        {
            // Copy a reference to the delegate field now into a temporary field for thread safety
            //e.Raise(this, ref m_NewMail);

#if CompilerImplementedEventMethods
            EventHandler <NewMailEventArgs> temp = Volatile.Read(ref NewMail);
#else
            EventHandler <NewMailEventArgs> temp = Volatile.Read(ref m_NewMail);
#endif

            // If any methods registered interest with our event, notify them
            if (temp != null)
            {
                temp(this, e);
            }
        }